[in.suf.fi.cient] adj [ME, fr. MF, fr. LL insufficient-, insufficiens, fr. L in- + sufficient-, sufficiens sufficient] (14c): not sufficient: inadequate; esp: lacking adequate power, capacity, or competence -- in.suf.fi.cient.ly adv
INSUFFICIENT
Meaning of INSUFFICIENT in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012